Table 3

Cathepsin D, cathepsin L and cystatin B levels in non-smokers and smokers

Non-smokers (n=527)Smokers (n=235)p Value*
Cathepsin D167 (133–212)182 (143–239)0.002
Cathepsin L53 (43–69)54 (43–69)0.60
Cystatin B42 (34–53)46 (37–56)0.005
  • Values are expressed as median (IQR) in arbitrary units.

  • *Mann–Whitney test.